busybox busybox CVE-2021-42373 vulnerability in Busybox and Other Products
Published on November 15, 2021

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A NULL pointer dereference in Busybox's man applet leads to denial of service when a section name is supplied but no page argument is given

Vendor Advisory Vendor Advisory NVD

Weakness Type

NULL Pointer Dereference

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. NULL pointer dereference issues can occur through a number of flaws, including race conditions, and simple programming omissions.


Products Associated with CVE-2021-42373

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Affected Versions

busybox:

Exploit Probability

EPSS
0.08%
Percentile
24.07%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.